from pysnmp.hlapi.lcd import *
from pysnmp.hlapi.varbinds import *
from pysnmp.hlapi.asyncio.transport import *
from pysnmp.entity.rfc3413 import cmdgen
try:
import asyncio
except ImportError:
import trollius as asyncio
__all__ = ['getCmd', 'nextCmd', 'setCmd', 'bulkCmd', 'isEndOfMib']
vbProcessor = CommandGeneratorVarBinds()
lcd = CommandGeneratorLcdConfigurator()
isEndOfMib = lambda x: not cmdgen.getNextVarBinds(x)[1]
@asyncio.coroutine
def getCmd(snmpEngine, authData, transportTarget, contextData,
*varBinds, **options):
"""Creates a generator to perform SNMP GET query.
When itereator gets advanced by :py:mod:`asyncio` main loop,
SNMP GET request is send (:RFC:`1905#section-4.2.1`).
The iterator yields :py:class:`asyncio.Future` which gets done whenever
response arrives or error occurs.
Parameters
----------
snmpEngine : :py:class:`~pysnmp.hlapi.SnmpEngine`
from pysnmp.hlapi.auth import *
from pysnmp.hlapi.context import *
from pysnmp.hlapi.lcd import *
from pysnmp.hlapi.varbinds import *
from pysnmp.hlapi.twisted.transport import *
from pysnmp.entity.rfc3413 import cmdgen
from pysnmp.error import PySnmpError
from twisted.internet.defer import Deferred
from twisted.python.failure import Failure
__all__ = ['getCmd', 'nextCmd', 'setCmd', 'bulkCmd', 'isEndOfMib']
vbProcessor = CommandGeneratorVarBinds()
lcd = CommandGeneratorLcdConfigurator()
isEndOfMib = lambda x: not cmdgen.getNextVarBinds(x)[1]
def getCmd(snmpEngine, authData, transportTarget, contextData,
*varBinds, **options):
"""Performs SNMP GET query.
Based on passed parameters, prepares SNMP GET packet
(:RFC:`1905#section-4.2.1`) and schedules its transmission by
:mod:`twisted` I/O framework at a later point of time.
Parameters
----------
snmpEngine : :class:`~pysnmp.hlapi.SnmpEngine`
Class instance representing SNMP engine.
authData : :class:`~pysnmp.hlapi.CommunityData` or :class:`~pysnmp.hlapi.UsmUserData`
